/*
 * Copyright 2014 (c) Anna Schumaker.
 */
#include <playlist.h>
#include <ocarina.h>

static Glib::RefPtr<PlayqueueModel> model;

static class PlaylistColumns : public Gtk::TreeModelColumnRecord {
public:
	PlaylistColumns()
	{ add(plist_col_name); }

	Gtk::TreeModelColumn<std::string> plist_col_name;
} plist_cols;


/*
 * Basic helper functions
 */
static inline Playqueue *playlist_pq()
{
	return playlist::get_pq();
}

static Gtk::TreeView *get_playlist_treeview()
{
	return get_widget<Gtk::TreeView>("o_playlist_treeview");
}

static Glib::RefPtr<Gtk::ListStore> get_playlists()
{
	return get_object<Gtk::ListStore>("o_playlists");
}



/*
 * Gtk signal functions
 */

static void on_playlist_cursor_changed()
{
	Gtk::TreePath path;
	Gtk::TreeViewColumn *col;
	Gtk::TreeModel::Row row;

	get_playlist_treeview()->get_cursor(path, col);
	row = *(get_playlists()->get_iter(path));

	print("%s\n", row[plist_cols.plist_col_name]);
	//playlist::select(row[plist_cols.plist_col_name]);
}

static bool on_playlist_clicked(GdkEventButton *button)
{
	if (button->button != 3)
		return false;
	return true;
}



/*
 * Functions exposed through a TabFuncs structure
 */

static void playlist_init_late() {}
static void playlist_cleanup() {}

static bool playlist_has_queue(Playqueue *pq)
{
	return pq == playlist_pq();
}

static void playlist_track_added(Playqueue *pq, unsigned int row)
{
	model->on_row_inserted(row);
}

static void playlist_track_deleted(Playqueue *pq, unsigned int row)
{
	model->on_row_deleted(row);
}


static struct TabFuncs playlist_funcs = {
	.init_late	= playlist_init_late,
	.cleanup	= playlist_cleanup,

	.has_queue	= playlist_has_queue,
	.track_added	= playlist_track_added,
	.track_deleted	= playlist_track_deleted,
};



/*
 * Basic tab setup
 */

struct TabFuncs *init_playlist_tab()
{
	Gtk::TreeView *playlist = get_playlist_treeview();

	model = Glib::RefPtr<PlayqueueModel>(new PlayqueueModel(playlist_pq()));
	get_widget<Gtk::TreeView>("o_playlist_pq_treeview")->set_model(model);

	playlist->signal_cursor_changed().connect(sigc::ptr_fun(on_playlist_cursor_changed));
	playlist->signal_button_press_event().connect(sigc::ptr_fun(on_playlist_clicked));
	playlist->set_cursor(Gtk::TreePath("0"));

	return &playlist_funcs;
}